import { multipartType } from '../plugins/multipart.js'
import { querystringType } from '../plugins/querystring.js'

const firstValues = (form, fields, exceptions = []) => {
  if(form.type !== querystringType && form.type !== multipartType) {
    return fields
  }

  return Object.fromEntries(
    Object.entries(fields).map(([key, value]) => {
      if(exceptions.includes(key)) {
        return [key, value]
      }
      return [key, value[0]]
    }),
  )
}

export { firstValues }
